Bilstein B4 2004 Porsche 911 40th Anniversary Edition Rear Shock Absorber 24-147644

If your suspension is feeling "bouncy" or "loose" it can likely be attributed to blown or worn shock absorbers. The purpose of shock absorbers is to dampen the recoil of the coil spring as your travel over dips and bumps in the road.

• Noise from front end over bumps
• Squeaks
• Leaks
• Poor Handling
• Harsh ride

About Bilstein B4 OE Replacement

Bilstein shocks and strut perform due to their larger piston area and quality manufacturing. Bilstein shocks eliminate dead spots, and deliver extremely responsive valving for superior performance and handling, including consistent, fade-free damping and shorter braking distance. Made only from the highest quality materials, Bilstein shocks reduced valve fatigue means they last much longer than standard stock replacement components. Bilstein Touring (B4): The Bilstein B4 Series provides the same OEM quality and ride stability for the aftermarket. Bilstein uses both monotube and twin-tube technology to give the best in OE replacement driving comfort at a great economical price. This class shock is considered by FCP to be a stock replacement or “one step up” from factory replacement shocks.

Features and Benefits

• Constant damping characteristics under any load
• Consistent performance and handling give the vehicle a new car feel every time
• Proven BILSTEIN gas pressure technology
• High OEM quality standards